APA ציטוט

Pugel, T. A. (2007). International economics. New York: McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

Pugel, Thomas A. International Economics. New York: McGraw-Hill/Irwin, 2007.

ציטוט MLA

Pugel, Thomas A. International Economics. New York: McGraw-Hill/Irwin, 2007.